Article 828. Invalidity of the prohibition of the assignment of a monetary claim.

1. The cession to the financial agent of the monetary claim is valid, even if there is an agreement between the client and its debtor about its prohibition or restriction.
2. The provision established by clause 1 of this article does not exempt the client from obligations or liability to the debtor in connection with the assignment of a claim in violation of an agreement between them to ban or restrict it.